view tests/modnested.ur @ 1189:b8cfb05c091d

More informative tag mismatch error message
author Adam Chlipala <adamc@hcoop.net>
date Tue, 16 Mar 2010 16:17:02 -0400
parents 71bafe66dbe1
children
line wrap: on
line source
signature S = sig
        type t
        val x : t

        structure Q : sig
                type q
                val y : q

                structure V : sig
                        type v
                end
        end
end

structure S = struct
        type t = int
        val x = 0

        structure Q = struct
                type q = float
                val y = 0.0

                structure V = struct
                        type v = string
                        val hi = "Hi"
                end
        end
end

structure S1 = S
structure S2 : S = S
structure S3 = S2

val main = S3.Q.y